n = int(input())
f0 = f1 = f2 = f3 = 1
A = [list(map(int, input().split())) for _ in range(n)]
for y in range(n):
    for x in range(n):
        if y == x and A[y][x]:
            f0 = 0
        if not A[y][x] and y != x:
            f0 = 0
        if A[y][x] != A[x][y]:
            f1 = 0

for i in range(n):
    for j in range(n):
        for k in range(n):
            if A[i][j] > A[i][k] + A[k][j]:
                f2 = 0
            if A[i][j] > max(A[i][k], A[k][j]):
                f3 = 0

print("Yes" if f0 and f1 and f2 else "No")
print("Yes" if f0 and f1 and f3 else "No")